The reason an astronaut in an earth satellite feels weightless is thatthe reason an astronaut in an earth satellite feels weightless is thatthe astronaut is falling. the astronaut is at a point in space where the effects of the moon's gravity and the earth's gravity cancel. the astronaut's acceleration is zero. this is a psychological effect associated with rapid motion. the astronaut is beyond the range of the earth's gravity.
Answers: 1
Another question on Physics
Physics, 22.06.2019 16:40
Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel
Answers: 3
Physics, 22.06.2019 17:10
Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up
Answers: 2
Physics, 23.06.2019 05:30
The reason a penny thrown straight up inside a bus will come back to your hand is that you,the bus,the air inside the bus, and the penny are all moving at the same velocity. true or false
Answers: 2
Physics, 23.06.2019 09:00
If a person whirls an object horizontally in a counter clockwise direction and the string breaks at point p as shown, what path will the rock follow?
Answers: 2
You know the right answer?
The reason an astronaut in an earth satellite feels weightless is thatthe reason an astronaut in an...
Questions
Biology, 23.10.2019 17:00
